Tag: MCCB

Categories
Miniature Circuit Breaker

Meba mcb mccb MB7

Meba mcb & mccb MB7 type

Specification

Meba mcb mccb MB7 type is mainly used in AC50/60Hz single pole 230V or two, three, four pole 400V voltage for overload and short-circuit protection as well as for un-frequent on-and-off switching electric equipment and lighting circuit under normal condition, the product is suitable for industry, business, building, residence, etc. It’s conformity with GB10963, IEC60898 standards.

Parameter

Meba mcb mccb MB7 type

Manufacturing Standards IEC 60947-3
Tropicalization Relative Humidity ℃ 93% RH at 25℃
Room Temperature ℃ -5℃ a 40℃
Electrical Properties Rated at 40℃ A 6/10/16/20/25/32/40/50/63
Rated operating voltage at 40℃ Vac 240/415
Nominal Frequency Hz 50/60
Interrupting Capacity kA 4.5/6
Operating temperature ℃ -5℃  a 40℃
Degree of Protection IP20
Number of poles 1, 1+N, 2, 3, 3+N, 4
Conductor cross section (minimum allowable) mm2 25
Minimum number of power moves 4000
Minimum number of mechanical operations 8000
Operation curve /
Current Trip Curve A /
Characteristic Intervention attach
Type Of Assembly FOR RIEL DIN 35mm
Present Certificates CE
ISO 9001-2000
IEC 60947-3 standards
Life, given by us to ensure that the life of the goods offered by at least 5 years.
Categories
NF Moulded Case Circuit Breaker

Meba What Is Mccb CM1

meba what is mccb CM1-225A

Meba What Is Mccb CM1

Specification

1. CM1 series moulded case circuit breaker is one of our new type products developed and manufactured by adopting international advanced technology.

2.It is supplied with rated insulating voltage 800V and used for circuit of AC 50Hz, rated operating voltage AC 400V. (or below),rated operating current up to 800A for infrequent changing over and starting of the motors.

3.Equiped with the protection devices for over current, short circuit and under voltage,  the products are capable of preventing damage of circuits and supply units.

4.The product conforms to GB14048.2, IEC60947-2 standards.

5.The thermodynamic release of a circuit breaker provides the feature of inverse time delay, while the magnetic release is the instantaneous operation as show on table 2 (distribution circuit breaker) and table 3 (motor protection circuit breaker).

Technical Parameter

Products Name CM1 Moulded case circuit breaker (MCCB)
Advantages compact , small size , high short-circuit breaking capacity ,no flashover
Suitable AC 50HZ
Rated insulation Voltage up to 800V
Rated working voltage 690V or below
Rated Current 6A~800A
Breaking capacity rating L , M , H
Standard IEC60947-2,GB-14048.2,GB-14048.4
Pole No. 1P~4P
  Model Rated framecurrent         Ir  (A) Ue ( V ) Ui ( V ) Icu  kA 400V Ics kA 400v Overal Dimension
L W 3P/4P H
CM1-63L 63A (6),10,16,20,25,32,40,50,63 AC400V AC500V 25 18 135 78 73.5
CM1-63M 50 35 135 78/103 81.5
CM1-100L 100A (10),16,20,25,32,40,50,63,80 100 AC690V AC800V 35 22 150 92 68
CM1-100M 50 35 150 92/122 86
CM1-100H 85 50
CM1-160L 160A 100,125,140,160 AC690V AC800V 35 22 165 107 86
CM1-160M 50 35 165 107/142 103
CM1-160H 85 50
CM1-225L 225A 100,125,140,160,180,200,225 AC690V AC800V 35 22 165 107 86
CM1-225M 50 35 165 107/142 103
CM1-225H 85 50
CM1-400L 400A 225,250,315,350,400 AC690V AC800V 50 35 257 150/198 105
CM1-400M 65 42 257 150 106.5
CM1-400H 100 65
CM1-630L 630A 400,500,630 AC690V AC800V 50 35 270 182/240 110
CM1-630M 65 42 270 182 110
CM1-630H 100 65 275 210 115.5
CM1-800M 800A 630,700,800 AC690V AC800V 75 50 275 210 115.5
CM1-800H 100 65

 

Working Condition:

A , Not over altitude 2000m

B , The outside temperature from -5degree to +45degree

C , It can be adopted by humidy environment

D , It can be withstand the smoke fog , salt fog

E , it can be withstand the influence of fungur

F ,  The Max gradient is ±22.5 degree

G , Working reliably understand the condition of normal vibration on ship .

H , working reliably under  the condition of the earthquake (4g)

I , Working in the condition no any explosive , not enough to corrode the metric box & damage the insulating gas , no any connected with the electric  dust

J, working without any invaded rain and snow

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Meba What Is Mccb CM1 series is new type develop Mitsubishi model mccb match with mini circuit breaker, ac contactor or reply compose electric power direibution equipment.

Categories
Miniature Circuit Breaker

Meba mcb and mccb MBH-P type

Meba mcb and mccb MBH-P type

Specification

Meba mcb and mccb MBH-P type series miniature circuit breaker applies to industrial, commercial, lighting and electric machine distribution system with AC415V, 50/60Hz, rated working current up to 100A to protect against overload and short circuit. The item is installed into plug-in type mounting base. It’s conformity with GB10963, IEC60898 standards.

Parameter

Meba mcb and mccb MBH-P type

Technical Data
Number of Poles: 1P, 2P, 3P
Rated Current (A): 6A, 10A, 15A, 20A, 25A, 30A, 40A, 50A, 63A, 70A, 80A, 90A, 100 A
Rated Voltage(V): 110/220 (1P), 240/415 (2P), 415 (3P)
Breaking Capacity(A): 3000 A
Electrical Life(Times): 6000 A
Mechanical Life(Times): 16000

Dimension(mm)

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Categories
Miniature Circuit Breaker

Mccb elcb MB9DPN made by Meba

Meba mccb elcb MB9DPN

Specification

Meba mccb elcb MB9DPN  applicable to protect line-conductor against overload, and short circuit of small sealed motors. It is main for protection of circuits with AC 220V and 50Hz/60Hz, and for un-frequent conversion under normal conditions as well. Meba mccb elcb MB9DPN  action can be up to two poles with its only one pole volume and be used as a leakage breaker by assembling with leakage. Meba mccb elcb MB9DPN  is produced as IEC60898.

Parameter

Meba mccb elcb MB9DPN

Technical parameters:

General:

1.For protecting cables and equipments against overload and short circuit.

2.General rules for choosing MCB.

a. Technical date of network at the point considered:

The earthing systems,short-circuit current at the circuit breaker installation point ,which must always be less than the breaking capacity of this device,network normal voltage.

b. There are 2 curve characteristic for magnetic operation:

B  curve(3-5 ln)protection and control of the circuits against length cables in TN and IT systems.

C  curve(5-10 ln)protection and control of the circuits against  overloads  and short-circuits;

protection for resistive and inductive loads with low inrush current.

 Main specification:

1. Current rating: 1, 2, 3, 4, 6, 10, 16, 20, 25, 32A ,40A,50A,63A

2. Voltage rating: 220/240V AC

3. Breaking capacity to IEC 60898: 4500A,6000A

4. Number of operating cycles(O-C): 20000

5. Tripping characteristics:

B curve: The magnetic release operate between 3 and 5 In

C curve: The magnetic release operate between 5 and 10 In

Categories
Miniature Circuit Breaker

Mcb & mccb MB10DPN made by Meba

Meba mcb & mccb MB10DPN

Specification

Meba mcb & mccb MB10DPN, adopts advanced design technology. They have protective function as shortage as overload, and can be used in lighting distribution system industry, commerce and dwelling, and protecting fractional electric motors.

They also have many merits of high protective grade(up to IP20), high breaking capacity, reliable sensitive action, convenient, multiple assembling, long life etc.

Meba mcb & mccb MB10DPN are mainly adapted to the circuit of AC 50Hz, 230V in single pole; 400V in double, three, four poles for protecting overload and short circuit, meanwhile  Meba mcb & mccb MB10DPN are also used in turning on or off the electric apparatus and lighting circuit under the normal condition.

Parameter

Meba mcb & mccb MB10DPN

Technical parameters:

 

Tropicalization Relative Humidity 93% RH at 25
Room Temperature 10 a 60
Electrical Properties Rated at 40 A 6/10/16/20/25/32/40
Rated operating voltage at 40 Vac 240/415
Nominal Frequency Hz 50/60
Interrupting Capacity at 230V kA 6
Operating temperature -5 a 40
Degree of Protection IP20
Number of poles 1P+N
Conductor cross section (minimum allowable) mm2 25
Minimum number of power moves 4000
Minimum number of mechanical operations 8000
Operation curve B/C
Current Trip Curve C A 3 a 10 In
Characteristic Intervention attach
Type Of Assembly FOR RIEL DIN 35mm
Operation Indicator Window The circuit breaker have an operating window color display that shows the state in which it is (connected or disconnected).
Features MAGNETIC COIL: ensures the switching of short-circuit, speaking within the following ranges: 3 to 10 times rated current (Type C), 3 to 5 times rated current ( Type B ), 10 to 14 times rated current ( Type D )
BIMETAL: ensures the breaker trip when overloaded.
ARC CHAMBER: effectively dissipates the electric arc that is generated by the opening contacts of the trigger mechanism in the presence of an overload or short circuit.
Present Certificates CE CB
ISO 9001-2000 awarded by the competent certification body, Meba is qualified in the manufacturing of the object
IEC 60898 standards in the manufacture of the goods
Curve compliance issued Shot by an accredited laboratory for effect
Life, given by Meba to ensure that the life of the goods offered by at least 15 years.
Testing For Acceptance Before receiving the circuit breakers (breakers), customers may perform the tests may be necessary to ensure compliance with the technical specifications.
Packing The packaging is sure that withstand any adverse conditions during transport and handling to the warehouse of customers
Dial Century, Year, Month and Batch In one of its sides the breaker is marked with permanent ink, year, month and batch.
Catalog Attach catalogs indicating the technical specification
Shows Submit sample of the product offered
Categories
NS Moulded Case Circuit Breaker

Meba Thermal Magnetic Operating Moulded Case Breakers NS-250N-4P

meba mcb & mccb NS250N-4P

Application

Specification

Application:

1. NS series Compact MCCB the rated insulating voltage is 750V, suitable for AC 50Hz(60Hz), rated working voltage 690V or below, rated working current is 12.5A to 1250A of circuit.

2. Used in distributing electric energy, and non-frequent breaking in the normal conditions, protecting the current & equipment from overload&under voltage, circuit breaker with rated frame current 400A or below can be used in motor’s non-frequent start, breaking during working, protecting motor from overload, short circuit&under-voltage.

3. The product conforms to IEC60947-2 standard.

Classification:

1. Installation way: Mounted vertically, Horizontal installation;
2. By use of circuit breaker usage: Distribution protection, Motor protection;
3. According to the mode of wiring points: Front panel wiring, Back panel wiring , Plug-in connection;
4. According to the mode of operation: direct operating handle, External turning the handle operations, electric operation;
5. By release type distinction: instantaneous action release (magnetic release), thermal + electromagnetic release (duplex); electronic release;
6.  Poles Number: 3poles, 4poles;

Accessories

Meba-NS-Accessories

 

Accessories Rated operating voltage Consumption For type
Pick-up Seal-in
Shunt release(MX) 24V   <10VA   <5VA  NS-100 ~  630
100V
220/230V
380/400V
Under-voltage release(UN) 220/230V <10VA <5VA
380/400V
Accessories Rated operating voltage Rated operating current For type
AC12 AC15
Auxiliary contact(OF) 380/400V 6 3 NS-100 ~  630
Alarm contact(AL) 380/400V 6 3

Rotary handle

◆A. Direct rotary handle
Degree of protection:IP40
Function:
1) suitability for isolation
2) indication of three positions 0(off) I(on) and tripped
3) press ush to trip?button, can trip-free
4) visibility of and access to trip unit settings
5) the circuit breaker can be locked in the off position by one to three padlocks, diameter 5 to 8mm(not supplied)
◆B. Extended rotary handle
Degree of protection:IP55
Function:
1) Suitability for isolation
2) Indication of three positions 0(off) I(on) and tripped
3) Visibility of and access to trip unit settings when the door is open
4) Door opening prevented when circuit breaker is on
5) The circuit breaker can be locked in the off position by one to three padlocks, diameter 5 to 8mm(not supplied). Locking prevents opening of the switchboard door
Installation: Circuit breaker may be mounted vertically, horizontally or flat on their back without any derating of characteristics.
Fix: Mounting on backplate, mounting on rails
Connection: Front panel connection, black panel connection, plug-in connection

Technical Parameter

Specification:

Type Pole No. Rated insulating voltage(V) Rated operating voltage(V) Rated ultimate short circuit breaking capacity Icu(KA) at 380/415V Rated services short circuit breaking capacity Ics at 380/415V(KA) Operation performace Utiliza-tim Category
ON OFF
NS-100N 3, 4 pole 750 690 and below 25 25 1500 8500 A
NS-100H 70 70
NS-100L 150 150
NS-160N 36 36 1000 7000
NS-160H 70 70
NS-160L 150 150
NS-250N 36 36 1000 7000
NS-250H 70 70
NS-250L 150 150
NS-400N 45 45 1000 4000
NS-400H 70 70
NS-400L 150 150
NS-630N 45 45 1000 4000
NS-630H 70 70
NS-630L 150 450
NS-1250N 3 pole 50 37.5 1000 4000
NS-1600N 50 37.5

Note:
1. The N-pole breaker has no protection which closing and opening with the other three poles.
2. The type of thermal magnetic for NS-400/630 has no four poles.

Outline and Installation Dimension:

meba-outline-and-installation-dimension

Trip unit main technical parameter:

Type Rated Current In(A) Note
NS-100 12.5,16,20,25,32,40,50,63,80,100 T adjustable(0.8-1In)
M adjustable(5-10In)
NS-160 16,20,25,32,40,50,68,80,100,125,160
NS-250 160,180,200,225,250
NS-400 315,350,400
NS-630 400,500,630
NS-1250 800,1000,1250 T adjustable(0.8-1In)
M fixed
NS-1600 1000,1250,1600

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[Download not found]   Thermal Magnetic Operating Moulded Case Breakers NS-250N-4P is developed breaker with high breaking capactiry and widely used in protecting the current and equipment from overload & under voltage.